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NDVI · NDRE · Row crop & pasture

Multispectral Analysis

Crops signal stress in wavelengths your eye cannot see, days before the field looks wrong. A multispectral pass maps that signal across every acre — so you scout the ground that needs it and treat the ground that will pay for it.

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Bands

Green · Red · Red-edge · NIR

Indices

NDVI · NDRE · GNDVI

Output

Index map · Zones · Shapefile

Cadence

By growth stage or season

01 — Real index map

The field is
never uniform

From the road this is one crop in one field. In index it is a dozen different fields — strong stands, marginal ground, drainage lines and failed patches, each one measurable and each one worth a different decision.

Multispectral vegetation index map of a crop field, with vigour rendered from dark green through yellow to red across the parcel.
Fig. 01 — Vegetation index across a single parcel · dark green = strongest vigour · red = failed or stressed stand

Shows

Vigour variation

Reveals

Drainage patterns

Flags

Stress before sight

Covers

Every acre

02 — Deliverables

What you
get back

Maps you can act on the same week — in formats that load into the software you already run, not a PDF you have to interpret by eye.

01

Index maps

NDVI, NDRE and GNDVI across the full parcel, georeferenced and scaled so values compare between flights rather than just looking different.

02

Management zones

The field divided into performance zones, exported as shapefiles ready for variable-rate application in your own controller.

03

Scouting priority

The specific coordinates worth walking, ranked — so a scouting trip checks the ground the data flagged instead of a diagonal across the field.

04

Season comparison

Flights stacked across growth stages or years, so you can see whether a problem acre is a bad season or a permanent feature of the ground.

03 — Why multispectral

By the time
it looks bad,
it is bad

Visible yellowing means the plant has already lost chlorophyll. Reflectance in the near-infrared and red-edge bands changes well before that — while a treatment decision can still recover the acre rather than just document its loss.

Satellite imagery reads the same bands, but at a resolution and revisit rate that averages your problem away under cloud. A drone flies under the cloud, on your schedule, at a resolution that resolves individual rows.

Low NDVI, uniform patch
Stand or emergence failure
Low index along contours
Drainage or compaction
NDRE down, NDVI holding
Early nitrogen shortfall
Expanding irregular patch
Disease or pest pressure
Wide vegetation index map across a long parcel, showing vigour variation from green through orange to red.
Fig. 02 — Index across a full parcel, single flight

04 — How it runs

01

Plan

Field boundaries and growth stage set the flight date. Timing near solar noon in stable light keeps reflectance values comparable between passes.

02

Fly

Automated grid capturing all bands plus RGB on one pass, with an irradiance reference so the data is calibrated rather than merely colourful.

03

Process

Bands stitched and calibrated, indices computed across the parcel, and zones drawn where the variation is real rather than noise.

04

Deliver

Index maps, zone shapefiles and a scouting list — handed over in a form your agronomist and your controller can both use directly.

05 — Who books this

Growers and
agronomists

Row crop operations

In-season stress detection, stand assessment and variable-rate zones — putting input where it returns and pulling it off ground that will not pay.

Agronomists & crop consultants

Whole-field data behind a recommendation, and a defensible before-and-after when a client asks whether the programme worked.

Pasture & forage managers

Forage vigour and utilisation across grazing units, for rotation decisions and overgrazing evidence.

Land owners & insurers

Dated, georeferenced evidence of crop condition for lease disputes, damage claims and land valuation.

Ask us how we can help
with your next project

Tell us the acreage, the crop and where you are in the season. We will come back with the flight window, the deliverable and the number — usually same day.

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